diff --git a/ct/wireguard.sh b/ct/wireguard.sh
index 806cb14da..161a3ff69 100644
--- a/ct/wireguard.sh
+++ b/ct/wireguard.sh
@@ -18,7 +18,7 @@ if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
 fi
 
 if [[ "${var_os:-}" == "alpine" ]]; then
-  var_ram="${var_ram:-256}"
+  var_ram="${var_ram:-1024}"
   var_disk="${var_disk:-1}"
   var_version="${var_version:-3.24}"
 else